Air conditioner



FIG. 1 is a perspective view of an air conditioner showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is an enlarged sectional view thereof taken along line 8—8 in FIG. 2, wherein the internal mechanism is omitted.

The broken lines depict portions of the air conditioner that form no part of claimed design. 

The ornamental design for an air conditioner, as shown and described. 